參數(shù)資料
型號(hào): EPXA4
廠商: Altera Corporation
英文描述: Excalibur Devices
中文描述: 神劍設(shè)備
文件頁數(shù): 29/34頁
文件大小: 277K
代理商: EPXA4
Altera Corporation
29
Errata Sheet - Appendix A
e.g. The instruction:
LDMIA sp,{sp,lr}^
should be split into
LDMIA sp,{sp}^
LDMIA sp,{lr}^
and
LDMIA r8,{r8-lr}^
should be split into
LDMIA r8,{r8}^
LDMIA r8,{r9-lr}^
A.3.2
Debug Request coincident with Pipeline Hazards (ARM9TDMI–9)
—Category 2
Summary
The processor may return to normal program execution at an incorrect
point if
EDBGRQ
or the scan chain created debug request is asserted
whilst it is performing certain tasks.
Conditions
There are three scenarios in which this erratum can occur:
1.
Debug Request occurs whilst the processor is waiting for a
coprocessor instruction to be completed by a coprocessor or
2.
Debug Request occurs whilst the recognition of a Data Abort is in
progress or
3.
Debug Request occurs whilst the recognition of an instruction
causing a watchpoint is in progress.
1
Recognition of a Data Abort is said to be in progress if the last
memory access asserted the
DABORT
signal, but the processor
has not yet begun execution at the Data Abort vector.
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
EPXA4F1020C1 制造商:Rochester Electronics LLC 功能描述: 制造商:Altera Corporation 功能描述:IC EXCALIBUR ARM 1020FBGA
EPXA4F1020C1ES 制造商:Altera Corporation 功能描述:IC EXCALIBUR ARM 1020FBGA
EPXA4F1020C2 制造商:Rochester Electronics LLC 功能描述: 制造商:Altera Corporation 功能描述:IC EXCALIBUR ARM 1020FBGA
EPXA4F1020C2ES 制造商:Altera Corporation 功能描述:IC EXCALIBUR ARM 1020FBGA
EPXA4F1020C3 制造商:Altera Corporation 功能描述:IC EXCALIBUR ARM 1020FBGA